This design proposal adds the arresting gear on the water pump vehicle, on the pump vehicle's disc brake paired mounting in the orbital both sides, the disc brake needs the pressure oil to use the hydraulic pressure station supplies which installs in the pump vehicle, uses the hydraulic pressure to open, not when pressure the small dish shape spring applies the brake, to use holds the axle brake way.

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Pump the pressure Balance Valves exceeds the rated pump pressure (one-way valves on the pipes does not flow may occur when this phenomenon, you can export to a one-way valve metering pumps were installed before a pressure gauge check the metering pump outlet pressure).

泵使用壓力超出泵的額定壓力（管道上的單向閥不暢通時可能出現(xiàn)此現(xiàn)象，可以在計量泵出口至單向閥前安裝一壓力表檢查計量泵出口壓力）国产操穴视频。

Media Help Everyday we are exposed to the steam often divided into two, one, the boiler steam - saturated steam 2, thermal power plants out of steam - superheated steam 1, a relatively stable temperature and pressure saturated steam, temperature lower than 250 ℃, working pressure lower than 1.6Mpa 2, superheated steam temperature and pressure changes of a high base temperature up to 400 ℃, working pressure is lower than 4.0Mpa For the first steam, we usually use soft sealing steam solenoid valve as follows: Structural characteristics This valve is a valve and Balance valves main valve by the two vice components with the second open valve Pilot solenoid valve Heat: electromagnetic part, some with special high temperature seals and sealing materials, electrical materials, and apply a variety of insulation measures Wear: selection and reasonable Globe Valves guidance suite valve cup and clever use of fluid lubrication, reduce wear, increase life expectancy Resistance to condensation: condensation of steam pipeline valve on the steam water is an important factor in action, the valve will not affect the condensation water Other uses - soft sealing steam solenoid valve This series solenoid valve can Safety valves be widely used in textile, printing, chemicals, plastics, rubber, pharmaceutical, food, building materials, machinery, electronics, surface treatment and research sectors and bathroom, dining room, air conditioning automatic control system.

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Besides of measuring common pressure,stainless steel diaphragm seal pressure gauge can measure the low pressure of 1.6～40KPa and vacuum.Stainless steel diaphragm seal pressure gauge with flange connector can be used for measuring the media,in which granule and deposit exist.

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In order to reduce the energy of that part, three kinds of pressure drop reducing structures are devised and experimented together, such as the straight stick pressure drop reduction frame, grid pressure drop reduction frame and the taper pressure drop reduction frame.

本文設(shè)計并實驗了三種不同類型的減阻結(jié)構(gòu)：直桿減阻框www.欧美.com、柵格減阻框和錐形減阻框以降低排氣管內(nèi)的流動阻力損失超碰97乱伦。

The results of pressure drop characteristics experiments indicate that the new type cyclone tube's pressure drop reduction extent is directly related to the sticks'number, length and the radial position of the straight stick pressure drop reduction frame; is directly related to the length, width and number of grid pressure drop reduction frame installed under the split flow core tube.

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It analyses the importance of the pressure orifice in gas fire-extinguishing system and its application,and discusses the design and set of the pressure orifice,introduces the forms of the pressure orifice,in order to remind the construction and fire people paying attention to the action of the pressure orifice,to assure the reliability and security of gas fire-extinguishing system .

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